bytes method should returns bytes, not string

Metadata

ID: python-best-practices/return-bytes-not-string

Language: Python

Severity: Notice

Category: Error Prone

The __bytes__ method should not return a string and instead, ensure to return bytes.

class MyClass:
    def __bytes__(self):
        pass
        return "123" # should return b"123"

class MyClass:
    def __bytes__(self):
        pass
        return b"123"

1
2
rulesets:
  - python-best-practices     # Rules to enforce Python best practices.

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